CN213685743U - Fill nitrogen test bench with aerifing high-efficient connecting device of hose - Google Patents
Fill nitrogen test bench with aerifing high-efficient connecting device of hose Download PDFInfo
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- CN213685743U CN213685743U CN202022014226.0U CN202022014226U CN213685743U CN 213685743 U CN213685743 U CN 213685743U CN 202022014226 U CN202022014226 U CN 202022014226U CN 213685743 U CN213685743 U CN 213685743U
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- connecting seat
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Abstract
The utility model relates to a fill nitrogen test bench with aerifing high-efficient connecting device of hose, include in order to dismantle connected mode interconnect's fixed connection seat and mobile connection seat, mobile connection seat is equipped with the removal piston for hollow cylindrical structure and inside cunning, the inside one end of mobile connection seat is equipped with annular step, be equipped with compression spring between removal piston and the annular step, another terminal surface fixedly connected with rubber seal of removal piston. Compared with the prior art, the invention has the advantages of convenient use, simple operation, suitability for various operators, simple structure and easy processing and manufacturing; through the clamping groove and the clamping pin, the invention has high connection efficiency and firm fixation, greatly reduces the labor cost and improves the use safety.
Description
Technical Field
The utility model relates to an aviation aircraft repair technology technical field specifically is a nitrogen test bench is with aerifing high-efficient connecting device of hose.
Background
The nitrogen filling test bed is a high-pressure gas filling device commonly used in the industrial field, and has become a mainstream nitrogen filling device in the industrial field due to the characteristics of small volume, convenient movement and high gas filling efficiency. At present, the inflation hose connecting device of the main stream nitrogen filling test bed on the market is of a spiral clamping groove structure, the clamping groove structure is convenient to connect, but is easy to fall off under high pressure, the nitrogen filling test bed is easy to loosen after being used for a long time, the sealing performance is poor, and personnel are easy to hurt in the use process.
The universal SF6 inflation pipeline connecting device of the utility model with the application number of CN201720357055.7 reduces the types and the number of the field inflation pipelines, but has low connecting efficiency and causes time waste;
application number is CN201820900923.6 utility model a tire automatic inflation system's connecting device, though its compact structure, the gas tightness is good, is difficult to produce the phenomenon of gas leakage, this kind of structural shape is complicated, has increased manufacturing cost, and connects inconveniently.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a nitrogen test bench is with aerifing high-efficient connecting device of hose.
The utility model discloses the technical problem that will solve adopts following technical scheme to realize:
the utility model provides a fill nitrogen test bench with aerifing high-efficient connecting device of hose, includes with fixed connection seat and the removal connecting seat that can dismantle connected mode interconnect, it has the removal piston to remove the connecting seat for hollow cylindrical structure and inside smooth the packing, the inside one end of removal connecting seat is equipped with annular step, be equipped with compression spring between removal piston and the annular step, another terminal surface fixedly connected with rubber seal of removal piston.
Furthermore, the two sides of the outer wall of the fixed connecting seat are correspondingly provided with clamping grooves used for correspondingly matching the movable connecting seat.
Furthermore, bayonet locks correspondingly matched with the clamping grooves are arranged on two sides of the inner wall of the movable connecting seat.
Furthermore, a first thread groove is formed in the inner surface of one end of the fixed connecting seat.
Further, a second thread groove is formed in the inner surface of one end of the movable connecting seat.
Further, the moving piston is of an annular structure.
The utility model has the advantages that:
compared with the prior art, the utility model has the advantages of convenient use, simple operation, suitability for various operators, simple structure and easy processing and manufacturing; through draw-in groove and the bayonet lock that sets up, make the utility model discloses connect the high efficiency, it is fixed firm, greatly reduced the cost of labor and improved the safety in utilization.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the middle fixing-connecting seat of the present invention.
In the figure: 1. fixing the connecting seat; 2. moving the connecting seat; 3. a compression spring; 4. moving the piston; 5. a rubber seal ring; 6. an annular step; 7. a card slot; 8. a bayonet lock; 9. a first thread groove; 10. a second thread groove.
Detailed Description
In order to make the technical means, creation features, achievement purposes and effects of the present invention easy to understand, the present invention will be further explained with reference to the accompanying drawings and embodiments.
As shown in fig. 1 to 2, an efficient connecting device for an inflation hose for a nitrogen filling test bed comprises a fixed connecting seat 1 and a movable connecting seat 2 which are connected with each other in a detachable connection mode, wherein the movable connecting seat 2 is of a hollow cylindrical structure and is internally provided with a movable piston 4 in a sliding manner, one end inside the movable connecting seat 2 is provided with an annular step 6, a compression spring 3 is arranged between the movable piston 4 and the annular step 6, and the other end face of the movable piston 4 is fixedly connected with a rubber sealing ring 5.
As a further improvement of the utility model, the fixed connection seat 1 is a hollow cylindrical structure, the inner surface of the left end of the fixed connection seat 1 is provided with a first thread groove 9, and the fixed connection seat 1 realizes that the fixed connection seat 1 is in threaded connection with an inflation inlet of a nitrogen filling test bed through the first thread groove 9; the upper outer wall and the lower outer wall of the right end of the fixed connecting seat 1 are correspondingly provided with clamping grooves 7, and the clamping grooves 7 are of T-shaped structures.
As a further improvement of the present invention, a second thread groove 10 is provided on the inner surface of the right end of the movable connecting seat 2, and the movable connecting seat 2 realizes the threaded connection between the movable connecting seat 2 and the joint of the inflation hose through the second thread groove 10; the upper and lower outer walls of the left end of the movable connecting seat 2 are correspondingly provided with a bayonet lock 8.
The clamping groove 7 is correspondingly matched with the clamping pin 8, and the fixed connecting seat 1 is detachably connected with the movable connecting seat 2 through the clamping groove 7 and the clamping pin 8 between the fixed connecting seat 1 and the movable connecting seat 2.
During connection, after the bayonet lock 8 is inserted into the bayonet groove 7, the movable connecting seat 2 is rotated clockwise or anticlockwise, and the fixation of the movable connecting seat 2 can be realized.
The utility model discloses a draw-in groove 7 and bayonet lock 8's setting makes the utility model discloses connect high-efficiently, it is fixed firm, greatly reduced the cost of labor and improved the safety in utilization.
As a further improvement, the movable piston 4 is of an annular structure, and is favorable for realizing the communication between the inflating hose and the inflating port of the nitrogen filling test bed.
As a further improvement, the utility model discloses a sliding fit is connected between well fixed connection seat 1's the outer wall and the inner wall of mobile connection seat 2, has ensured connection stability and use convenience, makes the utility model discloses a simple structure easily manufacturing and use the operation.
The working process is as follows:
when the device is used, the left side of the movable connecting seat 2 is sleeved on the right side outer wall of the fixed connecting seat 1, the right end annular end face of the fixed connecting seat 1 presses the rubber sealing ring 5 and the movable piston 4 to move towards the right end of the movable connecting seat 2, and the compression spring 3 is compressed to a set position, and in the moving process of the fixed connecting seat 1, the bayonet lock 8 and the bayonet lock 7 are in sliding fit to a limit position, and then the movable connecting seat 2 is rotated clockwise or anticlockwise, so that the bayonet lock 8 is clamped with the bayonet lock 7, and the connection of the fixed connecting seat 1 and the movable connecting seat 2 is completed; then, the first thread groove 9 at the left end of the fixed connecting seat 1 and the second thread groove 10 at the right end of the movable connecting seat 2 are passed through, so that the inflating port of the nitrogen charging test bed and the inflating hose are connected together.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and what is described in the specification are the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are intended to fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a fill nitrogen test bench with aerifing high-efficient connecting device of hose which characterized in that: including fixed connection seat (1) and mobile connection seat (2) with can dismantling connected mode interconnect, mobile connection seat (2) are hollow cylindrical structure and inside smooth movable piston (4) of being equipped with, the inside one end of mobile connection seat (2) is equipped with annular step (6), be equipped with compression spring (3) between movable piston (4) and annular step (6), another terminal surface fixedly connected with rubber seal (5) of movable piston (4).
2. The high-efficiency connecting device for the inflating hose of the nitrogen filling test bed as claimed in claim 1, wherein: and clamping grooves (7) which are used for correspondingly matching the movable connecting seat (2) are correspondingly arranged on two sides of the outer wall of the fixed connecting seat (1).
3. The high-efficiency connecting device for the inflating hose of the nitrogen filling test bed as claimed in claim 2, wherein: the two sides of the inner wall of the movable connecting seat (2) are provided with clamping pins (8) correspondingly matched with the clamping grooves (7).
4. The high-efficiency connecting device for the inflating hose of the nitrogen filling test bed as claimed in claim 1, wherein: the inner surface of one end of the fixed connecting seat (1) is provided with a first thread groove (9).
5. The high-efficiency connecting device for the inflating hose of the nitrogen filling test bed as claimed in claim 1, wherein: and a second thread groove (10) is formed in the inner surface of one end of the movable connecting seat (2).
6. The high-efficiency connecting device for the inflating hose of the nitrogen filling test bed as claimed in claim 1, wherein: the movable piston (4) is of an annular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022014226.0U CN213685743U (en) | 2020-09-15 | 2020-09-15 | Fill nitrogen test bench with aerifing high-efficient connecting device of hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022014226.0U CN213685743U (en) | 2020-09-15 | 2020-09-15 | Fill nitrogen test bench with aerifing high-efficient connecting device of hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213685743U true CN213685743U (en) | 2021-07-13 |
Family
ID=76747659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022014226.0U Active CN213685743U (en) | 2020-09-15 | 2020-09-15 | Fill nitrogen test bench with aerifing high-efficient connecting device of hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213685743U (en) |
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2020
- 2020-09-15 CN CN202022014226.0U patent/CN213685743U/en active Active
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